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Ski Japan - Hiroshima

Osa Snow Forecast

Weather Forecast for Osa at 700 m
Issued: 2 am  21 Aug 2025 (local time)

The snow forecast for Osa is: Moderate rain (total 19.0mm), heaviest on Sat afternoon. Warm (max 28°C on Thu morning, min 20°C on Thu night). Wind will be generally light.

Osa Weather (Next 3 days): The snow forecast for Osa is: Moderate rain (total 19.0mm), heaviest on Sat afternoon. Warm (max 28°C on Thu morning, min 20°C on Thu night). Wind will be generally light.

Osa Weather (Days 4-6): Heavy rain (total 24.0mm), heaviest during Mon afternoon. Warm (max 27°C on Sun morning, min 20°C on Tue night). Wind will be generally light.


Osa Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
20
5
clear
Bottom Lift: 
20
5
clear
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6 Day Forecast
Issued: 2 am 21 Aug 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
thunderstorm
clear
part cloud
rain showers
part cloud
rain showers
thunderstorm
rain showers
rain showers
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
clear
thunderstorm
rain showers
part cloud
thunderstorm
rain showers
rain shwrs
risk thun- der
clear
some clouds
rain shwrs
some clouds
rain shwrs
risk thun- der
rain shwrs
rain shwrs
risk thun- der
rain shwrs
risk thun- der
risk thun- der
rain shwrs
clear
risk thun- der
rain shwrs
some clouds
risk thun- der
rain shwrs
 km/h
5
S
5
S
15
SSE
10
SSE
5
SE
0
SW
0
WNW
5
WNW
0
S
0
WSW
10
WNW
0
S
5
WSW
5
W
15
SW
15
WSW
15
W
15
W
15
W
10
WSW
10
SW
Snow map
 cm 
 mm 
1
4
2
2
9
1
1
4
1
5
8
2
2
1
1
1
max°C
28
26
21
26
26
22
26
25
22
27
25
22
26
25
22
27
26
21
26
25
22
min°C
24
24
20
24
24
21
25
24
21
25
24
21
25
23
21
24
23
20
24
24
21
chill°C 
24
24
20
24
24
21
25
24
21
25
24
21
25
23
21
24
23
20
24
24
21
Humid% 
79
82
72
75
72
89
82
86
84
80
85
80
82
83
88
75
76
87
82
79
86
Freezing level (m
5100
5250
5300
5350
5400
5450
5400
5300
5300
5250
5200
5200
5100
5150
5200
5050
5050
5000
5100
5300
5300
topliftbotliftSea lvl1000m2000m3000m4000m5000m
232322232322232322232222222321232321222222262521252522262522262522262422262521252522
Sunrise
5:35
5:35
5:35
5:37
5:37
5:39
5:39
Sunset
6:52
6:51
6:50
6:49
6:46
6:45
6:45

Snow Radar

Latest snow reports near Osa:

No recent snow reports

No recent snow reports

Osa Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:15 Apr 2025
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Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of August has on average:
0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.